Vulnerability Description
A vulnerability in the account management subsystem of Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to elevate privileges to root. The attacker must authenticate with valid administrator credentials. The vulnerability is due to improper implementation of access controls. An attacker could exploit this vulnerability by authenticating to the device as a specific user to gain the information needed to elevate privileges to root in a separate login shell. A successful exploit could allow the attacker to escape the CLI subshell and execute system-level commands on the underlying operating system as root. Cisco Bug IDs: CSCvj93548.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Web Security Appliance | 11.0.0-fcs-250 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/105104Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041536Third Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
- http://www.securityfocus.com/bid/105104Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041536Third Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
FAQ
What is CVE-2018-0428?
CVE-2018-0428 is a vulnerability with a CVSS score of 6.7 (MEDIUM). A vulnerability in the account management subsystem of Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to elevate privileges to root. The attacker must authenticate wit...
How severe is CVE-2018-0428?
CVE-2018-0428 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-0428?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Web Security Appliance.